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iEval git - linux-seccomp.git/blob - libseccomp/tests/24-live-arg_allow.c
2 * Seccomp Library test program
4 * Copyright (c) 2013 Red Hat <pmoore@redhat.com>
5 * Author: Paul Moore <paul@paul-moore.com>
9 * This library is free software; you can redistribute it and/or modify it
10 * under the terms of version 2.1 of the GNU Lesser General Public License as
11 * published by the Free Software Foundation.
13 * This library is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
18 * You should have received a copy of the GNU Lesser General Public License
19 * along with this library; if not, see <http://www.gnu.org/licenses>.
26 #include <sys/types.h>
33 int main(int argc
, char *argv
[])
37 scmp_filter_ctx ctx
= NULL
;
38 const char buf
[] = "testing";
39 ssize_t buf_len
= strlen(buf
);
41 rc
= util_action_parse(argv
[1]);
42 if (rc
!= SCMP_ACT_ALLOW
) {
47 rc
= util_trap_install();
51 fd
= open("/dev/null", O_WRONLY
| O_CREAT
, S_IRUSR
| S_IWUSR
);
57 ctx
= seccomp_init(SCMP_ACT_TRAP
);
61 rc
= seccomp_rule_add(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(write
), 1,
62 SCMP_A0(SCMP_CMP_EQ
, fd
));
65 rc
= seccomp_rule_add(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(close
), 0);
68 rc
= seccomp_rule_add(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(rt_sigreturn
), 0);
71 rc
= seccomp_rule_add(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(exit_group
), 0);
75 rc
= seccomp_load(ctx
);
79 if (write(fd
, buf
, buf_len
) < buf_len
) {
92 return (rc
< 0 ? -rc
: rc
);
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